N,N-二甲基乙酰胺

 性质
vapor density 3 (vs air)
vapor pressure 2 mmHg ( 25 °C)
  4 mmHg ( 38 °C)
grade puriss. p.a.
assay ≥99.5% (GC)
autoignition temp. 914 °F
expl. lim. 1.8 %± , 100 °F
  11.5 %± , 160 °F
total impurities ≤0.1% water
evapn. residue  ≤0.005%
refractive index n20/D 1.437(lit.)
  n20/D 1.437
bp 164.5-166 °C(lit.)
mp −20 °C(lit.)
density 0.937 g/mL at 25 °C(lit.)
cation traces Al: ≤0.5 mg/kg
  Ba: ≤0.1 mg/kg
  Bi: ≤0.1 mg/kg
  Ca: ≤0.5 mg/kg
  Cd: ≤0.05 mg/kg
  Co: ≤0.02 mg/kg
  Cr: ≤0.02 mg/kg
  Cu: ≤0.02 mg/kg
  Fe: ≤0.1 mg/kg
  K: ≤0.5 mg/kg
  Li: ≤0.1 mg/kg
  Mg: ≤0.1 mg/kg
  Mn: ≤0.02 mg/kg
  Mo: ≤0.1 mg/kg
  Na: ≤0.5 mg/kg
  Ni: ≤0.02 mg/kg
  Pb: ≤0.1 mg/kg
  Sr: ≤0.1 mg/kg
  Zn: ≤0.1 mg/kg

安全性
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Hazard Codes T
Risk Statements 61-20/21
Safety Statements 53-45
WGK Germany 1
RTECS AB7700000
UEL 11.50%(V)
LEL 1.80%(V)
Flash Point(F) 158 °F
Flash Point(C) 70 °C